Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Rebecca L Eisenberg, MD

Individual provider Hematology & Oncology Physician · NPI 1518080639

Rebecca L Eisenberg, MD is a Medical Oncology in Sanford, Maine. Graduated from New York University School of Medicine in 2000, 26 years ago. Practices with Mainehealth, a 2,615-clinician group, works from 3 locations and accepts Medicare assignment. Licensed in Massachusetts, Maine and New Hampshire.

Years since qualifying
26
Trained at
New York University School of Medicine
Licensed in
MA, ME, NH
In the registry since
2007
Specialties on file
3
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

27 Industrial Ave Ste 101
Sanford, ME 04073-5846
Phone: (207) 294-5800
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (2)

  • 3073 White Mountain Hwy, North Conway, NH 03860-7101 — (603) 356-4904
  • 11 Whitehall Rd, Rochester, NH 03867-3226 — (603) 335-8490

Specialties & licences

Medical Oncology Physician (primary) Taxonomy 207RX0202X · Licence MD23794 (ME)
Hematology & Oncology Physician Taxonomy 207RH0003X · Licence 231351 (MA)
Medical Oncology Physician Taxonomy 207RX0202X · Licence 17501 (NH)

Record details

NPI number1518080639
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 6, 2007
Last updated in NPPESApril 26, 2021
Certification dateApril 26, 2021

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyMEDICAL ONCOLOGY
Also practisesHEMATOLOGY
Medical schoolNEW YORK UNIVERSITY SCHOOL OF MEDICINE
Graduated 2000 (26 years in practice)
Group practice Mainehealth — 2615 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare